Watch



FIG. 1 is a front view of my new, original and ornamental design for a watch;

FIG. 2 is a rear view thereof;

FIG. 3 is a right side view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a top view thereof;

FIG. 6 is a bottom view thereof; and,

FIG. 7 is a front perspective view thereof.

The broken lines in FIG. 2 are used to show portions of the watch that do not form part of the claimed design. 

The ornamental design for a watch, as shown and described. 